def get(self):
toTranslate = self.get_argument('q')
try:
l1, l2 = map(toAlpha3Code, self.get_argument('langpair').split('|'))
except ValueError:
self.send_error(400, explanation='That pair is invalid, use e.g. eng|spa')
mode_path = self.pairs['%s-%s' % (l1, l2)]
try:
_, commands = translation.parseModeFile(mode_path)
except Exception:
self.send_error(500)
return
res = yield translation.translatePipeline(toTranslate, commands)
if self.get_status() != 200:
self.send_error(self.get_status())
return
output, pipeline = res
self.sendResponse({
'responseData': {'output': output, 'pipeline': pipeline},
'responseDetails': None,
'responseStatus': 200
})
def runPipeline(self, l1, l2):
if (l1, l2) not in self.pipelines:
logging.info('%s-%s not in pipelines of this process, starting …' % (l1, l2))
mode_path = self.pairs['%s-%s' % (l1, l2)]
try:
do_flush, commands = parseModeFile(mode_path)
except Exception:
self.send_error(500)
return
procs = []
for cmd in commands:
if len(procs)>0:
newP = Popen(cmd, stdin=procs[-1].stdout, stdout=PIPE)
else:
newP = Popen(cmd, stdin=PIPE, stdout=PIPE)
procs.append(newP)
self.pipeline_locks[(l1, l2)] = threading.RLock()
self.pipelines[(l1, l2)] = (procs[0], procs[-1], do_flush)
def getPipeCmds(self, l1, l2):
if (l1, l2) not in self.pipeline_cmds:
mode_path = self.pairs['%s-%s' % (l1, l2)]
self.pipeline_cmds[(l1, l2)] = translation.parseModeFile(mode_path)
return self.pipeline_cmds[(l1, l2)]